diff --git a/.circleci/config.yml b/.circleci/config.yml
index 68a0cfbd..975db93c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -11,7 +11,7 @@ orbs:
                 sudo apt-get clean
                 sudo apt-get update
                 sudo apt-get install dpkg
-          - run: 
+          - run:
               name: Install Chrome
               command: |
                 wget -O chrome.deb https://dl.google.com/linux/chrome/deb/pool/main/g/google-chrome-stable/google-chrome-stable_77.0.3865.120-1_amd64.deb
@@ -89,29 +89,29 @@ jobs:
       - checkout
       - run: git submodule update --init
       - restore_cache:
-           name: Restore Yarn Package Cache
-           keys:
-             - yarn-{{ checksum "package.json" }}-{{ checksum "yarn.lock" }}
-      - run: git submodule status > submodule.status 
+          name: Restore Yarn Package Cache
+          keys:
+            - yarn-{{ checksum "package.json" }}-{{ checksum "yarn.lock" }}
+      - run: git submodule status > submodule.status
       - restore_cache:
-           name: Restore contracts submodule with compiled contracts
-           keys:
-             - contracts-{{ checksum "submodule.status" }}
+          name: Restore contracts submodule with compiled contracts
+          keys:
+            - contracts-{{ checksum "submodule.status" }}
       - run: yarn install --frozen-lockfile
       - save_cache:
-           name: Save Yarn Package Cache
-           key: yarn-{{ checksum "package.json" }}-{{ checksum "yarn.lock" }}
-           paths:
-             - ~/.cache/yarn
+          name: Save Yarn Package Cache
+          key: yarn-{{ checksum "package.json" }}-{{ checksum "yarn.lock" }}
+          paths:
+            - ~/.cache/yarn
       - run: touch install_deploy.log; test -d contracts/build/contracts || yarn install:deploy &> install_deploy.log
       - store_artifacts:
           path: install_deploy.log
       - run: test -d contracts/build/contracts || yarn compile:contracts
       - save_cache:
-           name: Save contracts submodule with compiled contracts
-           key: contracts-{{ checksum "submodule.status" }}
-           paths:
-             - contracts
+          name: Save contracts submodule with compiled contracts
+          key: contracts-{{ checksum "submodule.status" }}
+          paths:
+            - contracts
       - save_cache:
           name: Save initialized project for subsequent jobs
           key: initialize-{{ .Environment.CIRCLE_SHA1 }}
@@ -143,11 +143,11 @@ jobs:
   oracle-e2e:
     executor: tokenbridge-orb/docker-node
     steps:
-        - checkout
-        - run: git submodule update --init
-        - setup_remote_docker:
-            docker_layer_caching: true
-        - run: yarn run oracle-e2e
+      - checkout
+      - run: git submodule update --init
+      - setup_remote_docker:
+          docker_layer_caching: true
+      - run: yarn run oracle-e2e
   ui-e2e:
     executor: tokenbridge-orb/machine-with-docker-caching
     steps:
@@ -161,9 +161,9 @@ jobs:
   monitor-e2e:
     executor: tokenbridge-orb/machine-with-docker-caching
     steps:
-        - checkout
-        - run: git submodule update --init
-        - run: ./monitor-e2e/run-tests.sh
+      - checkout
+      - run: git submodule update --init
+      - run: ./monitor-e2e/run-tests.sh
   cover:
     executor: tokenbridge-orb/docker-node
     steps:
@@ -194,7 +194,7 @@ jobs:
     steps:
       - checkout
       - run: git submodule update --init
-      - run: 
+      - run:
           name: Run the scenario
           command: deployment-e2e/molecule.sh monitor
           no_output_timeout: 40m
@@ -219,7 +219,6 @@ jobs:
           name: Run the scenario
           command: deployment-e2e/molecule.sh multiple
           no_output_timeout: 40m
-
   ultimate:
     executor: tokenbridge-orb/machine-with-docker-caching
     parameters:
@@ -231,6 +230,11 @@ jobs:
         type: string
       ui-e2e-grep:
         description: "Mocha grep string used to run ui-e2e tests specific to given type of bridge"
+        default: ''
+        type: string
+      oracle-e2e-script:
+        description: "Yarn script string used to run oracle-e2e tests specific to given type of bridge"
+        default: ''
         type: string
     steps:
       - checkout
@@ -245,12 +249,21 @@ jobs:
           no_output_timeout: 50m
       - tokenbridge-orb/wait-for-oracle:
           redis-key: << parameters.redis-key >>
-      - run:
-          name: Run the ui-e2e tests
-          command: |
-            nvm use default;
-            node ./e2e-commons/scripts/blocks.js &
-            cd ui-e2e; yarn mocha -g "<< parameters.ui-e2e-grep >>" -b ./test.js
+      - when:
+          condition: << parameters.ui-e2e-grep >>
+          steps:
+            - run:
+                name: Run the ui-e2e tests
+                command: |
+                  nvm use default;
+                  node ./e2e-commons/scripts/blocks.js &
+                  cd ui-e2e; yarn mocha -g "<< parameters.ui-e2e-grep >>" -b ./test.js
+      - when:
+          condition: << parameters.oracle-e2e-script >>
+          steps:
+            - run:
+                name: Run the oracle-e2e tests
+                command: cd e2e-commons && docker-compose run e2e yarn workspace oracle-e2e run << parameters.oracle-e2e-script >>
 workflows:
   tokenbridge:
     jobs:
@@ -283,17 +296,22 @@ workflows:
       - deployment-repo
       - deployment-multiple
       - ultimate:
-          name: "ultimate: native to erc" 
+          name: "ultimate: native to erc"
           scenario-name: native-to-erc
           redis-key: native-erc-collected-signatures:lastProcessedBlock
           ui-e2e-grep: "NATIVE TO ERC"
       - ultimate:
-          name: "ultimate: erc to native" 
+          name: "ultimate: erc to native"
           scenario-name: erc-to-native
           redis-key: erc-native-collected-signatures:lastProcessedBlock
           ui-e2e-grep: "ERC TO NATIVE"
       - ultimate:
-          name: "ultimate: erc to erc" 
+          name: "ultimate: erc to erc"
           scenario-name: erc-to-erc
           redis-key: erc-erc-collected-signatures:lastProcessedBlock
           ui-e2e-grep: "ERC TO ERC"
+      - ultimate:
+          name: "ultimate: amb"
+          scenario-name: amb
+          redis-key: amb-collected-signatures:lastProcessedBlock
+          oracle-e2e-script: "amb"
diff --git a/deployment-e2e/molecule/ultimate-amb/Dockerfile.j2 b/deployment-e2e/molecule/ultimate-amb/Dockerfile.j2
new file mode 100644
index 00000000..e6aa95d3
--- /dev/null
+++ b/deployment-e2e/molecule/ultimate-amb/Dockerfile.j2
@@ -0,0 +1,14 @@
+# Molecule managed
+
+{% if item.registry is defined %}
+FROM {{ item.registry.url }}/{{ item.image }}
+{% else %}
+FROM {{ item.image }}
+{% endif %}
+
+RUN if [ $(command -v apt-get) ]; then apt-get update && apt-get install -y python sudo bash ca-certificates && apt-get clean; \
+    elif [ $(command -v dnf) ]; then dnf makecache && dnf --assumeyes install python sudo python-devel python*-dnf bash && dnf clean all; \
+    elif [ $(command -v yum) ]; then yum makecache fast && yum install -y python sudo yum-plugin-ovl bash && sed -i 's/plugins=0/plugins=1/g' /etc/yum.conf && yum clean all; \
+    elif [ $(command -v zypper) ]; then zypper refresh && zypper install -y python sudo bash python-xml && zypper clean -a; \
+    elif [ $(command -v apk) ]; then apk update && apk add --no-cache python sudo bash ca-certificates; \
+    elif [ $(command -v xbps-install) ]; then xbps-install -Syu && xbps-install -y python sudo bash ca-certificates && xbps-remove -O; fi
diff --git a/deployment-e2e/molecule/ultimate-amb/molecule.yml b/deployment-e2e/molecule/ultimate-amb/molecule.yml
new file mode 100644
index 00000000..d0330420
--- /dev/null
+++ b/deployment-e2e/molecule/ultimate-amb/molecule.yml
@@ -0,0 +1,40 @@
+---
+driver:
+  name: docker
+platforms:
+  - name: oracle-amb-host
+    groups:
+      - ultimate
+      - amb
+    children:
+      - oracle
+    image: ubuntu:16.04
+    privileged: true
+    network_mode: host
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+provisioner:
+  name: ansible
+  playbooks:
+    prepare: ../prepare.yml
+    converge: ../ultimate-commons/converge.yml
+  inventory:
+    host_vars:
+      oracle-amb-host:
+        COMMON_HOME_RPC_URL: "http://parity1:8545"
+        COMMON_FOREIGN_RPC_URL: "http://parity2:8545"
+        ORACLE_VALIDATOR_ADDRESS: "0xaaB52d66283F7A1D5978bcFcB55721ACB467384b"
+        ORACLE_VALIDATOR_ADDRESS_PRIVATE_KEY: "8e829f695aed89a154550f30262f1529582cc49dc30eff74a6b491359e0230f9"
+verifier:
+  name: testinfra
+  lint:
+    name: flake8
+scenario:
+  name: ultimate-amb
+  test_sequence:
+    - cleanup
+    - destroy
+    - syntax
+    - create
+    - prepare
+    - converge
diff --git a/deployment/group_vars/amb.yml b/deployment/group_vars/amb.yml
new file mode 100644
index 00000000..b2329e72
--- /dev/null
+++ b/deployment/group_vars/amb.yml
@@ -0,0 +1,5 @@
+---
+ORACLE_BRIDGE_MODE: "ARBITRARY_MESSAGE"
+COMMON_HOME_BRIDGE_ADDRESS: "0x0AEe1FCD12dDFab6265F7f8956e6E012A9Fe4Aa0"
+COMMON_FOREIGN_BRIDGE_ADDRESS: "0x0AEe1FCD12dDFab6265F7f8956e6E012A9Fe4Aa0"
+MONITOR_PORT: 3013
diff --git a/e2e-commons/up.sh b/e2e-commons/up.sh
index b7554dbf..d30d0656 100755
--- a/e2e-commons/up.sh
+++ b/e2e-commons/up.sh
@@ -100,5 +100,9 @@ while [ "$1" != "" ]; do
     ../deployment-e2e/molecule.sh ultimate-erc-to-erc
   fi
 
+  if [ "$1" == "amb" ]; then
+    ../deployment-e2e/molecule.sh ultimate-amb
+  fi
+
   shift # Shift all the parameters down by one
 done
diff --git a/oracle-e2e/package.json b/oracle-e2e/package.json
index 3deef31d..53bd2ed0 100644
--- a/oracle-e2e/package.json
+++ b/oracle-e2e/package.json
@@ -6,7 +6,7 @@
   "scripts": {
     "start": "mocha",
     "lint": "eslint . --ignore-path ../.eslintignore",
-    "native-to-erc": "mocha test/nativeToErc.js"
+    "amb": "ULTIMATE=true mocha test/amb.js"
   },
   "author": "",
   "license": "ISC",
diff --git a/oracle-e2e/test/amb.js b/oracle-e2e/test/amb.js
index d3b27da2..f1b24ea4 100644
--- a/oracle-e2e/test/amb.js
+++ b/oracle-e2e/test/amb.js
@@ -26,27 +26,30 @@ const foreignBridge = new foreignWeb3.eth.Contract(FOREIGN_AMB_ABI, COMMON_FOREI
 
 describe('arbitrary message bridging', () => {
   before(async () => {
-    // Set 2 required signatures for home bridge
-    await setRequiredSignatures({
-      bridgeContract: homeBridge,
-      web3: homeWeb3,
-      requiredSignatures: 2,
-      options: {
-        from: validator.address,
-        gas: '4000000'
-      }
-    })
+    // Only 1 validator is used in ultimate tests
+    if (process.env.ULTIMATE !== 'true') {
+      // Set 2 required signatures for home bridge
+      await setRequiredSignatures({
+        bridgeContract: homeBridge,
+        web3: homeWeb3,
+        requiredSignatures: 2,
+        options: {
+          from: validator.address,
+          gas: '4000000'
+        }
+      })
 
-    // Set 2 required signatures for foreign bridge
-    await setRequiredSignatures({
-      bridgeContract: foreignBridge,
-      web3: foreignWeb3,
-      requiredSignatures: 2,
-      options: {
-        from: validator.address,
-        gas: '4000000'
-      }
-    })
+      // Set 2 required signatures for foreign bridge
+      await setRequiredSignatures({
+        bridgeContract: foreignBridge,
+        web3: foreignWeb3,
+        requiredSignatures: 2,
+        options: {
+          from: validator.address,
+          gas: '4000000'
+        }
+      })
+    }
   })
   describe('Home to Foreign', () => {
     describe('Subsidized Mode', () => {